Base | Representation |
---|---|
bin | 1111010111011… |
… | …1101100110000 |
3 | 11111021120110212 |
4 | 3311313230300 |
5 | 113000002144 |
6 | 10221243252 |
7 | 1411562600 |
oct | 365675460 |
9 | 144246425 |
10 | 64453424 |
11 | 334228a2 |
12 | 19703528 |
13 | 10479029 |
14 | 87bac00 |
15 | 59d249e |
hex | 3d77b30 |
64453424 has 60 divisors (see below), whose sum is σ = 146307600. Its totient is φ = 27425664.
The previous prime is 64453421. The next prime is 64453427. The reversal of 64453424 is 42435446.
It is an interprime number because it is at equal distance from previous prime (64453421) and next prime (64453427).
It is a super-3 number, since 3×644534243 (a number of 24 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (64453421) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 179357 + ... + 179715.
It is an arithmetic number, because the mean of its divisors is an integer number (2438460).
Almost surely, 264453424 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 64453424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73153800).
64453424 is an abundant number, since it is smaller than the sum of its proper divisors (81854176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64453424 is a wasteful number, since it uses less digits than its factorization.
64453424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 610 (or 597 counting only the distinct ones).
The product of its digits is 46080, while the sum is 32.
The square root of 64453424 is about 8028.2889833389. The cubic root of 64453424 is about 400.9424112422.
The spelling of 64453424 in words is "sixty-four million, four hundred fifty-three thousand, four hundred twenty-four".
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